Three Thousand-Volt Direct-Current Electric Locomotives, The Freedom of the Seas and more

Nationalization of the National Guard

How to Make an Efficient Force of Our State Troops

Strategic Moves of the War, October 27th, 1915

Motor Trucks and Modern Warfare

Increase of American Exports. Subsidy Systems of the Warring Nations

The Dyestuff Famine.—I

Its Causes and Its Cure

Training of the War's Maimed, Halt and Blind

How the Fighting Nations Are Meeting This All-Important Problem

The Industrial Coach

How the Efficiency Engineer Studies the Human Machine

Penetration of Bullets

Paradoxical Facts Disclosed by Experiments and Study

The Effect of Acetylene on Metals, Delusions About Underground Water and more

Dog Eat Dog in Business

A Twentieth Century Dialogue Showing How Your Competitors Would View A Fire In Your Business

Old-fashioned Gun Powders, Notes for Inventors